//package com.ruoyi.framework.config;
//
//import java.io.IOException;
//import java.util.HashMap;
//import java.util.Map;
//import javax.servlet.Filter;
//import javax.servlet.FilterChain;
//import javax.servlet.ServletException;
//import javax.servlet.ServletRequest;
//import javax.servlet.ServletResponse;
//import javax.sql.DataSource;
//import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
//import org.springframework.boot.context.properties.ConfigurationProperties;
//import org.springframework.boot.web.servlet.FilterRegistrationBean;
//import org.springframework.context.annotation.Bean;
//import org.springframework.context.annotation.Configuration;
//import org.springframework.context.annotation.Primary;
//import com.alibaba.druid.pool.DruidDataSource;
//import com.alibaba.druid.spring.boot.autoconfigure.DruidDataSourceBuilder;
//import com.alibaba.druid.spring.boot.autoconfigure.properties.DruidStatProperties;
//import com.alibaba.druid.util.Utils;
//import com.ruoyi.common.enums.DataSourceType;
//import com.ruoyi.common.utils.spring.SpringUtils;
//import com.ruoyi.framework.config.properties.DruidProperties;
//import com.ruoyi.framework.datasource.DynamicDataSource;
//
///**
// * druid 配置多数据源
// *
// * @author ruoyi
// */
//@Configuration
//public class DruidConfig
//{
//    @Bean
//    @ConfigurationProperties("spring.datasource.druid.master")
//    public DataSource masterDataSource(DruidProperties druidProperties)
//    {
//        DruidDataSource dataSource = DruidDataSourceBuilder.create().build();
//        return druidProperties.dataSource(dataSource);
//    }
//
//    @Bean
//    @ConfigurationProperties("spring.datasource.druid.slave")
//    @ConditionalOnProperty(prefix = "spring.datasource.druid.slave", name = "enabled", havingValue = "true")
//    public DataSource slaveDataSource(DruidProperties druidProperties)
//    {
//        DruidDataSource dataSource = DruidDataSourceBuilder.create().build();
//        return druidProperties.dataSource(dataSource);
//    }
//
//    @Bean(name = "dynamicDataSource")
//    @Primary
//    public DynamicDataSource dataSource(DataSource masterDataSource)
//    {
//        Map<Object, Object> targetDataSources = new HashMap<>();
//        targetDataSources.put(DataSourceType.MASTER.name(), masterDataSource);
//        setDataSource(targetDataSources, DataSourceType.SLAVE.name(), "slaveDataSource");
//        return new DynamicDataSource(masterDataSource, targetDataSources);
//    }
//
//    /**
//     * 设置数据源
//     *
//     * @param targetDataSources 备选数据源集合
//     * @param sourceName 数据源名称
//     * @param beanName bean名称
//     */
//    public void setDataSource(Map<Object, Object> targetDataSources, String sourceName, String beanName)
//    {
//        try
//        {
//            DataSource dataSource = SpringUtils.getBean(beanName);
//            targetDataSources.put(sourceName, dataSource);
//        }
//        catch (Exception e)
//        {
//        }
//    }
//
////    /**
////     * 去除监控页面底部的广告
////     */
////    @SuppressWarnings({ "rawtypes", "unchecked" })
////    @Bean
////    @ConditionalOnProperty(name = "spring.datasource.druid.statViewServlet.enabled", havingValue = "true")
////    public FilterRegistrationBean removeDruidFilterRegistrationBean(DruidStatProperties properties)
////    {
////        // 获取web监控页面的参数
////        DruidStatProperties.StatViewServlet config = properties.getStatViewServlet();
////        // 提取common.js的配置路径
////        String pattern = config.getUrlPattern() != null ? config.getUrlPattern() : "/druid/*";
////        String commonJsPattern = pattern.replaceAll("\\*", "js/common.js");
////        final String filePath = "support/http/resources/js/common.js";
////        // 创建filter进行过滤
////        Filter filter = new Filter()
////        {
////            @Override
////            public void init(javax.servlet.FilterConfig filterConfig) throws ServletException
////            {
////            }
////            @Override
////            public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
////                    throws IOException, ServletException
////            {
////                chain.doFilter(request, response);
////                // 重置缓冲区，响应头不会被重置
////                response.resetBuffer();
////                // 获取common.js
////                String text = Utils.readFromResource(filePath);
////                // 正则替换banner, 除去底部的广告信息
////                text = text.replaceAll("<a.*?banner\"></a><br/>", "");
////                text = text.replaceAll("powered.*?shrek.wang</a>", "");
////                response.getWriter().write(text);
////            }
////            @Override
////            public void destroy()
////            {
////            }
////        };
////        FilterRegistrationBean registrationBean = new FilterRegistrationBean();
////        registrationBean.setFilter(filter);
////        registrationBean.addUrlPatterns(commonJsPattern);
////        return registrationBean;
////    }
//}
